4 Ancient Den
4 Darksteel Citadel
4 Seat of the Synod
2 Cancel
4 Dispatch
4 Indomitable Archangel
2 Leonin Abunas
2 Master of Etherium
4 Open the Vaults
4 Ornithopter
4 Signal Pest
2 Sleep
2 Steel Overseer
4 Tempered Steel
4 Unwinding Clock
4 Welding Jar
Sideboard: